What a beautiful Wristband! But i have to tell you, it's not a universal Wristband, it's a USB Wristband with 4GB Flash Memory. The USB Wristband made of twistable durable plastic, and built-in memory chip to store information. In fact, it's a 4GB USB Flash Memory designed as a stylish Wristband! There are kinds of colors and sizes for your choice! For the fashionable geek, this stylish wristband means that no matter where you are you can prove that you've come prepared to . . . save to disk.